Wearable oxygen devices and "lungmaxxing" are gaining popularity as wellness trends. But do healthy people actually benefit ...

Brits could get up to £541 in cash or credit for recycling their old phone, tablet or other tech through O2. Not only could ...

O2 is shutting down its older network technology, and that's good news for millions wanting faster speeds.

Virgin Media O2 has outlined how it aims to reach net-zero emissions by 2040, including interventions across its supply chain ...

Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

These systems have already been tested in search-and-rescue scenarios and for inspecting infrastructure, but only in dry ...

Device installed to help keep Trump’s Reflecting Pool clear of algae was never used on a pool: report - ‘Ozone nanobubbler’ ...

When a Southern California day spa was demolished by a package bomb, the owner’s secret love life led detectives to an ...

Wearables now flag everything from irregular heartbeats to dips in blood oxygen, but the data is only as useful as a person's ...

A simple resin coating dramatically extends the lifetime of blue quantum-dot LEDs, addressing a key barrier to brighter, more ...

That’s where pulse oximeters come in. These small devices measure your heart rate and SpO₂. They give you another way to understand how your body responds during exercise and recovery. Also, they may ...

Virgin Media O2 has announced that it will start to switch off its 2G services in Summer 2029.